temple at the begging of story learns many thing at the farm that a machine the secures cattle calms them later on this would be how she calmed herself.
her photographic memories help her out with many things like french and machines also physics.
she later goes to a farm with a dirty truck and to observe and in observing she also improves the mechanics to not waste time and moneybut some people at the farm she worked with almost sabtoged the machine
shes later encounters automatic doors which remind her of a guillotine and decides to go to the other store across later the store is being shut down or out of business she later overcomes the fear of the automatic door.
she later returns to her designs and improves the slaughter house by putting conveyer belt to speed up the process of meat making.
here in the end we see temple giving a speech about autism and the way she got through many doors and triumphed against hardships.